<template>
  <a-layout>
    <a-layout-content
        :style="{ background: '#fff', padding: '24px', margin: 0, minHeight: '280px' }"
    >
      <p>
        <a-form layout="inline" :model="param">
          <a-form-item >
            <a-input v-model:value="param.name" placeholder="名称" />
          </a-form-item>
          <a-form-item>
            <a-button type="primary" @click="handleQuery({page:1,size:pagination.pageSize})">查询</a-button>
          </a-form-item>
          <a-form-item>
            <a-button type="primary" @click="add()" size="large">
              新增
            </a-button>
          </a-form-item>
        </a-form>

      </p>
      <a-table
          :columns="columns"
          :row-key="record => record.id"
          :data-source="ebooks"
          :pagination="pagination"
          :loading="loading"
          @change="handleTableChange"
      >
        <template #cover="{ text: cover }">
          <img v-if="cover" :src="cover" alt="avatar" />
        </template>
        <template v-slot:category="{ text, record }">
          <span>{{getCategoryName(record.category1Id)}} / {{getCategoryName(record.category2Id)}}</span>
        </template>
        <template v-slot:action="{ text, record }">
          <a-space size="small">
            <router-link to="/admin/doc">
              <a-button type="primary">文档管理</a-button>
            </router-link>
            <a-button type="primary" @click="showModal(record)">
              编辑
            </a-button>
            <a-popconfirm title="确认删除吗？" ok-text="确认" cancel-text="取消" @confirm="handleDelete(record.id)" @cancel="cancel"></a-popconfirm>
            <a-button type="danger" >
              删除
            </a-button>
          </a-space>
        </template>
      </a-table>
    </a-layout-content>
  </a-layout>
  <div>
    <a-modal v-model:open="open" title="Title" :confirm-loading="confirmLoading" @ok="handleOk">
      <a-form :model="ebooks" :label-col="{ span: 6}" :wrapper-col="{ span: 18 }">
      <a-form-item label="封面">
        <a-input v-model:value="ebooks.cover"/></a-form-item>
      <a-form-item label="名称">
        <a-input v-model:value="ebooks.name"/></a-form-item>
      <a-form-item label="分类1">
        <a-cascader
          :options="level1" v-model:value="categoryIds" :field-names="{ label: 'name', value: 'id', children: 'children' }">

        </a-cascader>
      </a-form-item>
      <a-form-item label="描述">
        <a-input v-model:value="ebooks.description" type="textarea"/></a-form-item>
      </a-form>
    </a-modal>
  </div>
</template>

<script lang="ts">
import { defineComponent, onMounted, ref } from 'vue';
import axios from 'axios';
import {message} from "ant-design-vue";
import { Tool } from '@/util/tool';
export default defineComponent({
  name: 'AdminEbook',
  setup() {
    const ebooks = ref();
    const pagination = ref({
      current: 1,
      pageSize: 4,
      total: 0
    });
    const categoryIds = ref();
    const level1 = ref();
    const confirmLoading = ref(false);
    const open = ref<boolean>(false);
    const modelText = ref<string>('test');
    const loading = ref(false);
    let categorys:any
    const showModal = (record: any) => {
      open.value = true;
      ebooks.value = Tool.copy(record);
      categoryIds.value = [ebooks.value.category1Id, ebooks.value.category2Id];
    };
    const add = () => {
      open.value = true;
      ebooks.value = {}
    }
    const handleOk = () => {

      confirmLoading.value = true;
      ebooks.value.category1Id = categoryIds.value[0];
      ebooks.value.category2Id = categoryIds.value[1];
      axios.post("/ebook/save", ebooks.value).then((response) => {
        confirmLoading.value = false;
        const data = response.data;
        if (data.success){
          open.value = false;
          confirmLoading.value = false;
          handleQuery({
            page: pagination.value.current,
            size: pagination.value.pageSize
          })
        }else {
          message.error(data.message);
        }
      })
    };
    const confirm = (e: MouseEvent) => {
      console.log(e);
      message.success("你确认删除了这条记录")
    };
    const cancel = (e: MouseEvent) => {
      console.log(e);
      message.error("你取消了删除操作")
    };
    const columns = [
      {
        title: '封面',
        dataIndex: 'cover',
        slots: { customRender: 'cover' }
      },
      {
        title: '名称',
        dataIndex: 'name'
      },
      {
        title: '分类',
        slots: { customRender: 'category' }
      },
      {
        title: '文档数',
        dataIndex: 'docCount'
      },
      {
        title: '阅读数',
        dataIndex: 'viewCount'
      },
      {
        title: '点赞数',
        dataIndex: 'voteCount'
      },
      {
        title: 'Action',
        key: 'action',
        slots: { customRender: 'action' }
      }
    ];
    const handleDelete = (id: number) => {
      axios.delete("/ebook/delete/" + id).then((response) => {
        const data = response.data;
        if (data.success) {
          handleQuery({
            page: pagination.value.current,
            size: pagination.value.pageSize
          })
        }
      })
    };
    const param = ref();
    param.value = {}
    /**
     * 数据查询
     **/
    const handleQuery = (params: any) => {
      loading.value = true;
      axios.get("/ebook/list",{
        params: {
          page: params.page,
          size: params.size,
          name: param.value.name
        }
      }).then((response) => {
        loading.value = false;
        const data = response.data;
        if (data.success){
          ebooks.value = data.content.list;
          // 重置分页按钮
          pagination.value.current = params.page;
          pagination.value.total = data.content.total;
        }else {
          message.error(data.message);
        }
      });
    };
    /**
     * 表格点击页码时触发
     */
    const handleTableChange = (pagination: any) => {
      console.log("看看自带的分页参数都有啥：" + pagination);
      handleQuery({
        page: pagination.current,
        size: pagination.pageSize
      });
    };
    onMounted(() => {
      handleQueryCategoty();
      handleQuery({
        page: 1,
        size: pagination.value.pageSize
      });
    });
    const handleQueryCategoty = () => {
      loading.value = true;
      axios.get("/category/all").then((response) => {
        loading.value = false;
        const data = response.data;
        if (data.success) {
          categorys = data.content;
          level1.value = [];
          level1.value = Tool.array2Tree(categorys,0)
        }else {
          message.error(data.message);
        }
      })
    }
    const getCategoryName = (cid: number) => {
      let result = "";
      categorys.forEach((item: any) => {
        if (item.id === cid) {
          result = item.name;
        }
      });
      return result;
    };
    return {
      ebooks,
      categoryIds,
      pagination,
      columns,
      handleQueryCategoty,
      loading,
      handleTableChange,
      showModal,
      handleOk,
      confirmLoading,
      open,
      level1,
      modelText,
      param,
      add,
      handleDelete,
      handleQuery,
      confirm,
      cancel,
      getCategoryName,
    }
  }
});
</script>
<style scoped>
img {
  width: 50px;
  height: 50px;
}
</style>
